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Date: Sun, 15 Jan 2012 00:38:40 -0800
From: Joe Perches <joe@...ches.com>
To: linux-kernel@...r.kernel.org
Cc: Brett Rudley <brudley@...adcom.com>,
Henry Ptasinski <henryp@...adcom.com>,
Roland Vossen <rvossen@...adcom.com>,
Arend van Spriel <arend@...adcom.com>,
"Franky (Zhenhui) Lin" <frankyl@...adcom.com>,
Kan Yan <kanyan@...adcom.com>,
"John W. Linville" <linville@...driver.com>,
linux-wireless@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH 3/8] brcm80211: Add and use brcmX_dbg_dump_hex
Reduce the number of #ifdef DEBUG uses by
adding a dbg_hex_dump routine which has the
appropriate #ifdef DEBUG test.
Signed-off-by: Joe Perches <joe@...ches.com>
---
drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h | 6 +
drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c | 141 +++++++-------------
drivers/net/wireless/brcm80211/brcmutil/utils.c | 18 +++
.../net/wireless/brcm80211/include/brcmu_utils.h | 11 ++
4 files changed, 84 insertions(+), 92 deletions(-)
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h
index f5ca9fc..a2c4576 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_dbg.h
@@ -68,6 +68,12 @@ do { \
#endif /* defined(DEBUG) */
+#define brcmf_dbg_hex_dump(test, data, len, fmt, ...) \
+do { \
+ if (test) \
+ brcmu_dbg_hex_dump(data, len, fmt, ##__VA_ARGS__); \
+} while (0)
+
extern int brcmf_msg_level;
#endif /* _BRCMF_DBG_H_ */
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index 7157a60..4ab1023 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -1279,13 +1279,10 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
}
return 0;
}
-#ifdef DEBUG
- if (BRCMF_GLOM_ON()) {
- printk(KERN_DEBUG "SUPERFRAME:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- pfirst->data, min_t(int, pfirst->len, 48));
- }
-#endif
+
+ brcmf_dbg_hex_dump(BRCMF_GLOM_ON(),
+ pfirst->data, min_t(int, pfirst->len, 48),
+ "SUPERFRAME:\n");
/* Validate the superframe header */
dptr = (u8 *) (pfirst->data);
@@ -1362,13 +1359,8 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
check = get_unaligned_le16(dptr + sizeof(u16));
chan = SDPCM_PACKET_CHANNEL(&dptr[SDPCM_FRAMETAG_LEN]);
doff = SDPCM_DOFFSET_VALUE(&dptr[SDPCM_FRAMETAG_LEN]);
-#ifdef DEBUG
- if (BRCMF_GLOM_ON()) {
- printk(KERN_DEBUG "subframe:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- dptr, 32);
- }
-#endif
+ brcmf_dbg_hex_dump(BRCMF_GLOM_ON(),
+ dptr, 32, "subframe:\n");
if ((u16)~(sublen ^ check)) {
brcmf_dbg(ERROR, "(subframe %d): HW hdr error: len/check 0x%04x/0x%04x\n",
@@ -1433,13 +1425,8 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
}
rxseq++;
-#ifdef DEBUG
- if (BRCMF_BYTES_ON() && BRCMF_DATA_ON()) {
- printk(KERN_DEBUG "Rx Subframe Data:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- dptr, dlen);
- }
-#endif
+ brcmf_dbg_hex_dump(BRCMF_BYTES_ON() && BRCMF_DATA_ON(),
+ dptr, dlen, "Rx Subframe Data:\n");
__skb_trim(pfirst, sublen);
skb_pull(pfirst, doff);
@@ -1457,17 +1444,13 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
continue;
}
-#ifdef DEBUG
- if (BRCMF_GLOM_ON()) {
- brcmf_dbg(GLOM, "subframe %d to stack, %p (%p/%d) nxt/lnk %p/%p\n",
- bus->glom.qlen, pfirst, pfirst->data,
- pfirst->len, pfirst->next,
- pfirst->prev);
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- pfirst->data,
- min_t(int, pfirst->len, 32));
- }
-#endif /* DEBUG */
+ brcmf_dbg_hex_dump(BRCMF_GLOM_ON(),
+ pfirst->data,
+ min_t(int, pfirst->len, 32),
+ "subframe %d to stack, %p (%p/%d) nxt/lnk %p/%p\n",
+ bus->glom.qlen, pfirst, pfirst->data,
+ pfirst->len, pfirst->next,
+ pfirst->prev);
}
/* sent any remaining packets up */
if (bus->glom.qlen) {
@@ -1584,12 +1567,8 @@ brcmf_sdbrcm_read_control(struct brcmf_sdio *bus, u8 *hdr, uint len, uint doff)
gotpkt:
-#ifdef DEBUG
- if (BRCMF_BYTES_ON() && BRCMF_CTL_ON()) {
- printk(KERN_DEBUG "RxCtrl:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, bus->rxctl, len);
- }
-#endif
+ brcmf_dbg_hex_dump(BRCMF_BYTES_ON() && BRCMF_CTL_ON(),
+ bus->rxctl, len, "RxCtrl:\n");
/* Point to valid data and indicate its length */
bus->rxctl += doff;
@@ -1818,17 +1797,13 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished)
}
bus->tx_max = txmax;
-#ifdef DEBUG
- if (BRCMF_BYTES_ON() && BRCMF_DATA_ON()) {
- printk(KERN_DEBUG "Rx Data:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- rxbuf, len);
- } else if (BRCMF_HDRS_ON()) {
- printk(KERN_DEBUG "RxHdr:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- bus->rxhdr, SDPCM_HDRLEN);
- }
-#endif
+ brcmf_dbg_hex_dump(BRCMF_BYTES_ON() && BRCMF_DATA_ON(),
+ rxbuf, len, "Rx Data:\n");
+ brcmf_dbg_hex_dump(!(BRCMF_BYTES_ON() &&
+ BRCMF_DATA_ON()) &&
+ BRCMF_HDRS_ON(),
+ bus->rxhdr, SDPCM_HDRLEN,
+ "RxHdr:\n");
if (chan == SDPCM_CONTROL_CHANNEL) {
brcmf_dbg(ERROR, "(nextlen): readahead on control packet %d?\n",
@@ -1865,13 +1840,9 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished)
brcmf_sdbrcm_rxfail(bus, true, true);
continue;
}
-#ifdef DEBUG
- if (BRCMF_BYTES_ON() || BRCMF_HDRS_ON()) {
- printk(KERN_DEBUG "RxHdr:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- bus->rxhdr, SDPCM_HDRLEN);
- }
-#endif
+ brcmf_dbg_hex_dump(BRCMF_BYTES_ON() || BRCMF_HDRS_ON(),
+ bus->rxhdr, SDPCM_HDRLEN, "RxHdr:\n");
+
/* Extract hardware header fields */
len = get_unaligned_le16(bus->rxhdr);
@@ -2024,13 +1995,8 @@ brcmf_sdbrcm_readframes(struct brcmf_sdio *bus, uint maxframes, bool *finished)
skb_push(pkt, BRCMF_FIRSTREAD);
memcpy(pkt->data, bus->rxhdr, BRCMF_FIRSTREAD);
-#ifdef DEBUG
- if (BRCMF_BYTES_ON() && BRCMF_DATA_ON()) {
- printk(KERN_DEBUG "Rx Data:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- pkt->data, len);
- }
-#endif
+ brcmf_dbg_hex_dump(BRCMF_BYTES_ON() && BRCMF_DATA_ON(),
+ pkt->data, len, "Rx Data:\n");
deliver:
/* Save superframe descriptor and allocate packet frame */
@@ -2038,14 +2004,9 @@ deliver:
if (SDPCM_GLOMDESC(&bus->rxhdr[SDPCM_FRAMETAG_LEN])) {
brcmf_dbg(GLOM, "glom descriptor, %d bytes:\n",
len);
-#ifdef DEBUG
- if (BRCMF_GLOM_ON()) {
- printk(KERN_DEBUG "Glom Data:\n");
- print_hex_dump_bytes("",
- DUMP_PREFIX_OFFSET,
- pkt->data, len);
- }
-#endif
+ brcmf_dbg_hex_dump(BRCMF_GLOM_ON(),
+ pkt->data, len,
+ "Glom Data:\n");
__skb_trim(pkt, len);
skb_pull(pkt, SDPCM_HDRLEN);
bus->glomd = pkt;
@@ -2178,16 +2139,18 @@ static int brcmf_sdbrcm_txpkt(struct brcmf_sdio *bus, struct sk_buff *pkt,
#ifdef DEBUG
tx_packets[pkt->priority]++;
- if (BRCMF_BYTES_ON() &&
- (((BRCMF_CTL_ON() && (chan == SDPCM_CONTROL_CHANNEL)) ||
- (BRCMF_DATA_ON() && (chan != SDPCM_CONTROL_CHANNEL))))) {
- printk(KERN_DEBUG "Tx Frame:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, frame, len);
- } else if (BRCMF_HDRS_ON()) {
- printk(KERN_DEBUG "TxHdr:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- frame, min_t(u16, len, 16));
- }
+
+ brcmf_dbg_hex_dump(BRCMF_BYTES_ON() &&
+ ((BRCMF_CTL_ON() && chan == SDPCM_CONTROL_CHANNEL) ||
+ (BRCMF_DATA_ON() && chan != SDPCM_CONTROL_CHANNEL)),
+ frame, len, "Tx Frame:\n");
+ brcmf_dbg_hex_dump(!(BRCMF_BYTES_ON() &&
+ ((BRCMF_CTL_ON() &&
+ chan == SDPCM_CONTROL_CHANNEL) ||
+ (BRCMF_DATA_ON() &&
+ chan != SDPCM_CONTROL_CHANNEL))) &&
+ BRCMF_HDRS_ON(),
+ frame, min_t(u16, len, 16), "TxHdr:\n");
#endif
/* Raise len to next SDIO block to eliminate tail command */
@@ -2982,17 +2945,11 @@ brcmf_sdbrcm_bus_txctl(struct device *dev, unsigned char *msg, uint msglen)
}
if (ret == -1) {
-#ifdef DEBUG
- if (BRCMF_BYTES_ON() && BRCMF_CTL_ON()) {
- printk(KERN_DEBUG "Tx Frame:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- frame, len);
- } else if (BRCMF_HDRS_ON()) {
- printk(KERN_DEBUG "TxHdr:\n");
- print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
- frame, min_t(u16, len, 16));
- }
-#endif
+ brcmf_dbg_hex_dump(BRCMF_BYTES_ON() && BRCMF_CTL_ON(),
+ frame, len, "Tx Frame:\n");
+ brcmf_dbg_hex_dump(!(BRCMF_BYTES_ON() && BRCMF_CTL_ON()) &&
+ BRCMF_HDRS_ON(),
+ frame, min_t(u16, len, 16), "TxHdr:\n");
do {
ret = brcmf_tx_frame(bus, frame, len);
diff --git a/drivers/net/wireless/brcm80211/brcmutil/utils.c b/drivers/net/wireless/brcm80211/brcmutil/utils.c
index e25fb2d..2207eaa 100644
--- a/drivers/net/wireless/brcm80211/brcmutil/utils.c
+++ b/drivers/net/wireless/brcm80211/brcmutil/utils.c
@@ -253,4 +253,22 @@ void brcmu_prpkt(const char *msg, struct sk_buff *p0)
print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, p->data, p->len);
}
EXPORT_SYMBOL(brcmu_prpkt);
+
+void brcmu_dbg_hex_dump(const void *data, size_t size, const char *fmt, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &args;
+
+ pr_debug("%pV", &vaf);
+
+ va_end(args);
+
+ print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, data, size);
+}
+EXPORT_SYMBOL(brcmu_dbg_hex_dump);
#endif /* defined(DEBUG) */
diff --git a/drivers/net/wireless/brcm80211/include/brcmu_utils.h b/drivers/net/wireless/brcm80211/include/brcmu_utils.h
index 0cde38a..477b92a 100644
--- a/drivers/net/wireless/brcm80211/include/brcmu_utils.h
+++ b/drivers/net/wireless/brcm80211/include/brcmu_utils.h
@@ -182,4 +182,15 @@ extern void brcmu_prpkt(const char *msg, struct sk_buff *p0);
#define brcmu_prpkt(a, b)
#endif /* DEBUG */
+#ifdef DEBUG
+extern __printf(3, 4)
+void brcmu_dbg_hex_dump(const void *data, size_t size, const char *fmt, ...);
+#else
+__printf(3, 4)
+static inline
+void brcmu_dbg_hex_dump(const void *data, size_t size, const char *fmt, ...)
+{
+}
+#endif
+
#endif /* _BRCMU_UTILS_H_ */
--
1.7.8.111.gad25c.dirty
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